Troika is the lead dog in a dogsled team. Troika gets his name after he loses a leg protecting his master from a grizzly bear. Despite having only three legs, he saves his owner again when the ice cracks underneath a sled. Later, he protects his master from a charging bull moose. Because of Troika's bravery, his master calls him a superhero.

Additional Resources
ReadingA-Z.com Printable and Projectable Book
VocabularyA-Z.com Lesson